// Copyright (C) 2023 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package com.googlesource.gerrit.plugins.spannerrefdb;

import com.gerritforge.gerrit.globalrefdb.GlobalRefDatabase;
import com.google.cloud.spanner.DatabaseAdminClient;
import com.google.cloud.spanner.DatabaseClient;
import com.google.common.flogger.FluentLogger;
import com.google.gerrit.extensions.registration.DynamicItem;
import com.google.gerrit.lifecycle.LifecycleModule;
import com.google.inject.Provides;
import com.google.inject.Scopes;
import com.google.inject.Singleton;

class Module extends LifecycleModule {
  private static final FluentLogger logger = FluentLogger.forEnclosingClass();

  @Override
  protected void configure() {
    logger.atInfo().log("Configuring Cloud Spanner for global refdb.");
    DynamicItem.bind(binder(), GlobalRefDatabase.class)
        .to(SpannerRefDatabase.class)
        .in(Scopes.SINGLETON);
    listener().to(SpannerLifeCycleManager.class);
  }

  @Provides
  @Singleton
  public DatabaseAdminClient createDatabaseAdminClient(Configuration configuration) {
    return configuration.getOptions().getService().getDatabaseAdminClient();
  }

  @Provides
  @Singleton
  public DatabaseClient createDatabaseClient(Configuration configuration) {
    return configuration.getOptions().getService().getDatabaseClient(configuration.getDatabaseId());
  }
}